Therapeutic back massage board



FIG. 1 is a front and side perspective view of a therapeutic back massage board showing my new design, the broken lines illustrating a portion of a chair and peg heads protruding from two holes in the board are for illustrative purposes and form no part of the claimed design;

FIG. 2 is a top plan view;

FIG. 3 is a bottom plan view image thereof;

FIG. 4 is a front elevational view;

FIG. 5 is a side elevational view, the opposite side being a mirror image thereof;

FIG. 6 is a rear elevational view. 

The ornamental design for a therapeutic back massage board, as shown and described. 